-30/x-2=20/x

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Solution for -30/x-2=20/x equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

-30/x-2 = 20/x // - 20/x

-30/x-(20/x)-2 = 0

-30/x-20*x^-1-2 = 0

-50*x^-1 = 2 // : -50

x^-1 = -1/25

-1 < 0

1/(x^1) = -1/25 // * x^1

1 = -1/25*x^1 // : -1/25

-25 = x^1

x = -25

x = -25

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